All Questions
18
questions
0
votes
0
answers
253
views
Computer not booting with single RAM stick. Could Dual Channel be required?
I have just recently ordered new computer parts. In the motherboard and CPU spec, only dual channel are specified. Does that mean my computer may not be able to post and boot normally because I am ...
- 1
0
votes
0
answers
272
views
Gigabyte Z97 D3H won't post after shutdown, fixed by RAM reconfiguration every time
My Gigabyte GA-Z97-D3H motherboard has recently developed new problem. I works OK as long as I don't shut down computer but only put it to sleep. If I shut it down, the next time when I turn it on, it ...
1
vote
0
answers
202
views
Why does any RAM I put in my PC read as bad?
I've been building computers for 15+ years and this one has been 10x more trouble than anything I've ever seen. I'm on my 2nd motherboard now, and 3rd set of RAM, and I can't get a booting system. I'...
- 11
0
votes
0
answers
1k
views
MSI MEG X570 unify based, brand new system - Error Code 54 in POST
First, about the system:
Corsair HX750 80+ Platinum
MSI MEG x570 unify
Ryzen 9 5900x
2 x 16GB DDR4 3600 CL19 (Corsair LP)
Powercolor RED DRAGON Radeon 6800
Samsung 980 PRO M.2 SSD 1TB
I also attached ...
- 101
0
votes
1
answer
209
views
The relationship between POST and BIOS after power-on
During a discussion, I was told that the POST was part of the BIOS, and so, it is the responsibility of the BIOS to set up everything (self tests and all)
I was reading the intel manual... http://...
- 123
0
votes
0
answers
31
views
Custom built PC no video and no beep
I have this built PC since 2014, but i didn't use it at all since 2017 because I've moved to another city and couldn't bring it with me. Lately I've been trying to power it up to no avail, it powers ...
- 1
0
votes
1
answer
75
views
Computer used to work with 16Gb of memory, now only works with 8Gb
I have a rather puzzling problem, my computer used to just work for many years but now it refuses to even pass POST.
Trying to narrow down the problem, I figured out that by removing two memory ...
- 195
0
votes
0
answers
33
views
PC POST beep when boot up
I have one personal computer that when randomly not able to boot up (like few times in a week), every time it short-beeped once and not able to boot, so i searched online and found that, one short ...
- 145
2
votes
2
answers
2k
views
Can dusty RAM slot fail to POST?
Today after a heavy dusting in my house, I booted the pc (which was covered in a thin layer of dust already), it failed to post. It only worked when I cleaned the RAM slot. This once happened in my ...
- 205
0
votes
0
answers
155
views
Why I can't boot anymore?
my problem started 15 weeks ago (December 17, 2017), when my PC had trouble to boot, the POST message said that I had a CPU fan error, then shut down. I tried to reboot but no avail. I swap the CPU ...
user890155
2
votes
1
answer
921
views
DELL Optiplex 790 Shows only 3rd LED
My Dell Optiplex 790 Machine is not starting, and only 3rd Diagnostic LED is solid. Sometimes it's starting (After a 100 times restart)
Can anybody tell me what's the real issue ?
- 125
0
votes
1
answer
498
views
New PC Build - No Beeps and No Display
Issue
No USB Power
No Display
No Beeps
Chasis Fans Not Working - Used to work on previous build.
1 of the PCI-E lanes does not light up.
Troubleshooting Steps
Try to boot using only one RAM stick, ...
2
votes
0
answers
127
views
No POST on new built desktop
I just finished building a desktop again and it will not perform a successful POST. No beeps or video either.
Since my goal is a successful POST, i removed all irrelevant hardware already and am only ...
- 21
1
vote
1
answer
2k
views
acer aspire x3995 desktop continuous beep on startup
PC was beeping 4 short beeps and after some google decided to move ram to a different slot. I didn't ground myself and now it continually beeps on startup.
I have unplugged everything from mobo ...
- 11
0
votes
1
answer
1k
views
M5A99X Evo R2.0 wont post after new ram upgrade
Setup:
ASUS M5A99X EVO R2.0 AM3+, AMD 990X, SATA 6Gb/s, USB 3.0, ATX, AMD Motherboard
AMD FX-8350 Vishera 4.0GHz (4.2GHz Turbo) Socket AM3+ 125W Eight-Core Desktop Processor FD8350FRHKBOX
6 to 8GB ...
- 260